the president is expected to nominate white house chief of staff jack lew his choice for next secretary. he is overseen budget talks in times of surplus as well as the deficit. he has also played a key role in the 2011 debt ceiling talks. the president is expected to speak within the next few minutes and we will bring you the announcement live when that happens. >> new york times calls him a fiscal progress of a fiscal expertise. high praise from washington insiders. you have the honor of putting his signature on all of the new dollar bills. in an unofficial survey he has been voted as having the world's worst signature. we're going to have to look at that. maybe it will improve. >>jim ramsey has your full forecast. winter may be about to change. we have a chance of snow coming in later in the weekend. we're going to get some rain coming into chicago just in time for the rush hour. we could see more than an inch of rain. we'll talk about that a little bit more in detail. you can see those clouds overhead. the skies turn gray rather quickly. that is the precursor to the rain we're talkin